YASKAWA MP2000 Series User Manual page 59

4.2 EtherNet/IP Transmission Definition
4.2.3 Connection List Tab Page
Output Register
10
Set the leading address (word) of the output area (output register OWxxxx) to be allocated to the corresponding
device as a hexadecimal number. The setting range is 0 to 7FFF.
Size (Byte)
11
Set the size of the output area (output registers OWxxxx to OWyyyy) to be allocated to the corresponding device
in bytes. The setting range is 1 to 500 bytes.

I/O Communication Setting – Others
Scan
12
Select the scan timing with which the controller CPU exchanges the I/O data with the EtherNet/IP from High and
Low. The data exchange cycle of the controller CPU and the communication cycle of I/O transmissions are not
synchronized.
High: The I/O data is exchanged at the start of the high-speed scan of the controller CPU.
Low: The I/O data is exchanged at the start of the low-speed scan of the controller CPU.
 The controller CPU updates the input registers at the timing set by I/O Communication Setting: Scan only
EtherNet/IP
transmission path
Setting (Detail) button
13
When Scanner is selected, clicking this button will open the IO Communication Detail Setting window where
I/O communication details are set for the selected device.
When Adaptor is selected, the IO Communication Detail Setting window is not displayed even if this button is
clicked.
 For details of the IO Communication Detail Setting window, refer to 4.2.4 IO Communication Detail Setting
Window on page 4-13.
4-10
when there is a change in the input data of the 263IF-01. For this reason, even if the relevant input registers
are mistakenly overwritten by an application or something else, they will not be updated until the next
change in the input data.
The following diagram shows the data update timing between the MP2000-series Machine Controller and
the EtherNet/IP transmission path.
Updated at the
communication
cycle.
Updated at the timing set by
I/O Communication
Setting: Scan.
263IF-01
Output processing
Input processing
Updated at the timing set by I/O
Communication Setting: Scan
and when there is a change in the
MP2000-series
Machine Controller
Output register
Input register
input data.